JPH0338502Y2 - - Google Patents
Info
- Publication number
- JPH0338502Y2 JPH0338502Y2 JP1986124950U JP12495086U JPH0338502Y2 JP H0338502 Y2 JPH0338502 Y2 JP H0338502Y2 JP 1986124950 U JP1986124950 U JP 1986124950U JP 12495086 U JP12495086 U JP 12495086U JP H0338502 Y2 JPH0338502 Y2 JP H0338502Y2
- Authority
- JP
- Japan
- Prior art keywords
- screw
- tip
- shaft portion
- diameter
- drill
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000002023 wood Substances 0.000 claims description 27
- 238000005553 drilling Methods 0.000 claims description 17
- 230000007423 decrease Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 15
- 238000007586 pull-out test Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001141 propulsive effect Effects 0.000 description 2
- 241000218691 Cupressaceae Species 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
Landscapes
- Connection Of Plates (AREA)
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986124950U JPH0338502Y2 (da) | 1986-08-13 | 1986-08-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986124950U JPH0338502Y2 (da) | 1986-08-13 | 1986-08-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6330614U JPS6330614U (da) | 1988-02-29 |
| JPH0338502Y2 true JPH0338502Y2 (da) | 1991-08-14 |
Family
ID=31017420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986124950U Expired JPH0338502Y2 (da) | 1986-08-13 | 1986-08-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0338502Y2 (da) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59106715A (ja) * | 1982-12-10 | 1984-06-20 | リツヒテル−ジステム・ゲゼルシヤフト・ミト・ベシユレンクテル・ハフツング・ウント・コンパニ−・コマンデイトゲゼルシヤフト | セルフタツピング迅速建築ねじ |
-
1986
- 1986-08-13 JP JP1986124950U patent/JPH0338502Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59106715A (ja) * | 1982-12-10 | 1984-06-20 | リツヒテル−ジステム・ゲゼルシヤフト・ミト・ベシユレンクテル・ハフツング・ウント・コンパニ−・コマンデイトゲゼルシヤフト | セルフタツピング迅速建築ねじ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6330614U (da) | 1988-02-29 |
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